Throwback Thursday for real! Seattle duo Macklemore and Ryan Lewis took all old school hip hop heads back to a time when hip hop (well...music in general) was fun with their newest single "Downtown". The song, which took over a year to record, features hip hop pioneers Grandmaster Caz, Kool Moe Dee, and Melle Mel. It is also the first official single to their upcoming album. The video was released a couple of hours ago and has a very 1980's-origin-of-hip-hop feel to it. These days, it's rare to see people in hip hop, actually pay homage to the ones that started it all. Hit the flip to check it out......